[v3 PATCH bpf-next 0/4] bpftool: add tcx subcommand in net

[Tao Chen <chen.dylane@gmail.com>]

XDP prog has already realised with net attach/detach subcommand.
As Qmonnet said [0], tcx prog may also can be added. So this patch set
adds tcx subcommand in net attach/detach.

[0] https://github.com/libbpf/bpftool/issues/124

Change list:
- v2 -> v3:
    - fix return value in patch2
    - replace tabs with spaces patch2
- v1 -> v2:
  - As suggested by Quentin, modification as fellows:
    - refactor xdp attach/detach type judgment in patch1
    - err handle fix for xdp in patch2
    - change command tcx* to tcx_* in patch2
    - some code modification for readable in patch2
    - document modification for readable in patch4

Revisions:
- v1 https://lore.kernel.org/bpf/20240715113704.1279881-1-chen.dylane@gmail.com
- v2 https://lore.kernel.org/bpf/20240717174524.1511212-1-chen.dylane@gmail.com

Tao Chen (4):
  bpftool: refactor xdp attach/detach type judgment
  bpftool: add net attach/detach command to tcx prog
  bpftool: add bash-completion for tcx subcommand
  bpftool: add document for net attach/detach on tcx subcommand

 .../bpf/bpftool/Documentation/bpftool-net.rst | 22 +++++-
 tools/bpf/bpftool/bash-completion/bpftool     |  2 +-
 tools/bpf/bpftool/net.c                       | 69 +++++++++++++++++--
 3 files changed, 85 insertions(+), 8 deletions(-)

-- 
2.34.1